﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Example_62
{
    class Polygon
    {
        protected int width, height;
  public  Polygon(int a){
        width=a;
   }
   public  void setValues (int a, int b){ 
     width=a;
     height=b;
   }

    }

    class Program
    {
        static void Main(string[] args)
        {
            Rectangle rect = new Rectangle(8, 9);
            Console.WriteLine("rect a:{0}", rect.area());
            return;

        }
    }
}
